1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.upgrade.v4_4_0;
24  
25  import com.liferay.portal.kernel.dao.jdbc.DataAccess;
26  import com.liferay.portal.kernel.uuid.PortalUUIDUtil;
27  import com.liferay.portal.upgrade.UpgradeProcess;
28  
29  import java.sql.Connection;
30  import java.sql.PreparedStatement;
31  import java.sql.ResultSet;
32  
33  /**
34   * <a href="UpgradeUUID.java.html"><b><i>View Source</i></b></a>
35   *
36   * @author Brian Wing Shun Chan
37   */
38  public class UpgradeUUID extends UpgradeProcess {
39  
40      protected void doUpgrade() throws Exception {
41          upgradeTable("BlogsEntry", "entryId");
42          upgradeTable("BookmarksEntry", "entryId");
43          upgradeTable("BookmarksFolder", "folderId");
44          upgradeTable("DLFileEntry", "fileEntryId");
45          upgradeTable("DLFileShortcut", "fileShortcutId");
46          upgradeTable("DLFolder", "folderId");
47          upgradeTable("CalEvent", "eventId");
48          upgradeTable("IGFolder", "folderId");
49          upgradeTable("IGImage", "imageId");
50          upgradeTable("JournalArticle", "id_");
51          upgradeTable("JournalStructure", "id_");
52          upgradeTable("JournalTemplate", "id_");
53          upgradeTable("MBCategory", "categoryId");
54          upgradeTable("MBMessage", "messageId");
55          upgradeTable("PollsChoice", "choiceId");
56          upgradeTable("PollsQuestion", "questionId");
57          upgradeTable("User_", "userId");
58          upgradeTable("WikiNode", "nodeId");
59          upgradeTable("WikiPage", "pageId");
60      }
61  
62      protected void upgradeTable(String tableName, String pkColName)
63          throws Exception {
64  
65          Connection con = null;
66          PreparedStatement ps = null;
67          ResultSet rs = null;
68  
69          try {
70              con = DataAccess.getConnection();
71  
72              ps = con.prepareStatement(
73                  "select " + pkColName + " from " + tableName +
74                      " where uuid_ IS NULL or uuid_ = ''");
75  
76              rs = ps.executeQuery();
77  
78              while (rs.next()) {
79                  long pkColValue = rs.getLong(pkColName);
80  
81                  String uuid = PortalUUIDUtil.generate();
82  
83                  ps = con.prepareStatement(
84                      "update " + tableName + " set uuid_ = '" + uuid +
85                          "' where " + pkColName + " = " + pkColValue);
86  
87                  ps.executeUpdate();
88  
89                  ps.close();
90              }
91          }
92          finally {
93              DataAccess.cleanUp(con, ps, rs);
94          }
95      }
96  
97  }